[PATCH 1/2 v6] HID: gt683r: fix race condition

From: Janne Kanniainen
Date: Thu Jul 03 2014 - 13:17:25 EST


This will fix race condition noticed by Oliver Neukum. Sysfs files are
created before mutex and work are initialized.

Signed-off-by: Janne Kanniainen <janne.kanniainen@xxxxxxxxx>
---
drivers/hid/hid-gt683r.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/hid/hid-gt683r.c b/drivers/hid/hid-gt683r.c
index 077f7a1..073bd80 100644
--- a/drivers/hid/hid-gt683r.c
+++ b/drivers/hid/hid-gt683r.c
@@ -227,6 +227,9 @@ static int gt683r_led_probe(struct hid_device *hdev,
if (!led)
return -ENOMEM;

+ mutex_init(&led->lock);
+ INIT_WORK(&led->work, gt683r_led_work);
+
led->mode = GT683R_LED_NORMAL;
led->hdev = hdev;
hid_set_drvdata(hdev, led);
@@ -271,9 +274,6 @@ static int gt683r_led_probe(struct hid_device *hdev,
goto fail;
}

- mutex_init(&led->lock);
- INIT_WORK(&led->work, gt683r_led_work);
-
return 0;

fail:
--
1.9.2

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